US7061966B2 - Frame synchronization and scrambling code indentification in wireless communications systems and methods therefor - Google Patents
Frame synchronization and scrambling code indentification in wireless communications systems and methods therefor Download PDFInfo
- Publication number
- US7061966B2 US7061966B2 US10/376,191 US37619103A US7061966B2 US 7061966 B2 US7061966 B2 US 7061966B2 US 37619103 A US37619103 A US 37619103A US 7061966 B2 US7061966 B2 US 7061966B2
- Authority
- US
- United States
- Prior art keywords
- signal
- correlating
- boundary information
- scrambling codes
- slot boundary
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime, expires
Links
- 238000000034 method Methods 0.000 title claims abstract description 44
- 238000004891 communication Methods 0.000 title claims abstract description 25
- 230000000875 corresponding effect Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 8
- 230000002596 correlated effect Effects 0.000 description 5
- 238000001228 spectrum Methods 0.000 description 2
- 230000010267 cellular communication Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
- H04B1/7073—Synchronisation aspects
- H04B1/70735—Code identification
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
- H04B1/709—Correlator structure
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
Abstract
Description
Claims (22)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/376,191 US7061966B2 (en) | 2003-02-27 | 2003-02-27 | Frame synchronization and scrambling code indentification in wireless communications systems and methods therefor |
JP2006503920A JP4504351B2 (en) | 2003-02-27 | 2004-02-25 | Frame synchronization and scrambling code identification and method in wireless communication system |
CN200480004370A CN100593931C (en) | 2003-02-27 | 2004-02-25 | Frame synchronization and scrambling code identification in wireless communications systems and methods therefor |
KR1020057015911A KR101061283B1 (en) | 2003-02-27 | 2004-02-25 | Frame Synchronization and Scrambling Code Identification and Methods in Wireless Communication Systems |
RU2005130025/09A RU2352076C2 (en) | 2003-02-27 | 2004-02-25 | Frame timing and identification of scrambling code in systems of wireless communication and methods for it |
PCT/US2004/006059 WO2004077735A2 (en) | 2003-02-27 | 2004-02-25 | Frame synchronization and scrambling code identification in wireless communications systems and methods therefor |
EP04714684A EP1599984B1 (en) | 2003-02-27 | 2004-02-25 | Frame synchronization and scrambling code identification in wireless communications systems and methods therefor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/376,191 US7061966B2 (en) | 2003-02-27 | 2003-02-27 | Frame synchronization and scrambling code indentification in wireless communications systems and methods therefor |
Publications (2)
Publication Number | Publication Date |
---|---|
US20040170221A1 US20040170221A1 (en) | 2004-09-02 |
US7061966B2 true US7061966B2 (en) | 2006-06-13 |
Family
ID=32907915
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10/376,191 Expired - Lifetime US7061966B2 (en) | 2003-02-27 | 2003-02-27 | Frame synchronization and scrambling code indentification in wireless communications systems and methods therefor |
Country Status (7)
Country | Link |
---|---|
US (1) | US7061966B2 (en) |
EP (1) | EP1599984B1 (en) |
JP (1) | JP4504351B2 (en) |
KR (1) | KR101061283B1 (en) |
CN (1) | CN100593931C (en) |
RU (1) | RU2352076C2 (en) |
WO (1) | WO2004077735A2 (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060114812A1 (en) * | 2002-11-26 | 2006-06-01 | Kwang-Soon Kim | Method and apparatus for embodying and synchronizing downlink signal in mobile communication system and method for searching cell using the same |
US20060193305A1 (en) * | 2003-08-04 | 2006-08-31 | Litwin Louis R | Frame synchronization in a universal mobile telephone system receiver |
US20070064744A1 (en) * | 2005-08-16 | 2007-03-22 | Turgut Aytur | Frame synchronization |
US20090046702A1 (en) * | 2007-08-13 | 2009-02-19 | Qualcomm Incorporated | Secondary synchronization codebook for e-utran |
US7630445B1 (en) * | 2005-10-25 | 2009-12-08 | Magnolia Broadband Inc. | Establishing slot boundaries of slots of a diversity control feedback signal |
CN101692732B (en) * | 2009-10-22 | 2012-02-08 | 深圳市优网科技有限公司 | Method and device for distributing scrambling codes |
US20120170754A1 (en) * | 2007-07-13 | 2012-07-05 | Sierra Wireless | Method for detecting the scrambling of a radiocommunication network, and corresponding storage means and circuit |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006332957A (en) * | 2005-05-25 | 2006-12-07 | Matsushita Electric Ind Co Ltd | Communication terminal device |
CA2577539C (en) * | 2006-02-08 | 2013-04-16 | The Directv Group, Inc. | Blind identification of advanced modulation and coding modes |
US7639754B2 (en) * | 2006-03-29 | 2009-12-29 | Posdata Co., Ltd. | Method of detecting a frame boundary of a received signal in digital communication system and apparatus of enabling the method |
US20090061892A1 (en) * | 2007-08-27 | 2009-03-05 | Via Telecom, Inc. | Location assisted connection to femtocell |
US8103267B2 (en) * | 2007-09-26 | 2012-01-24 | Via Telecom, Inc. | Femtocell base station with mobile station capability |
US9363770B2 (en) * | 2007-10-05 | 2016-06-07 | Ipcomm | Automatic provisioning of handoff parameters for femtocell |
US8937936B2 (en) * | 2007-10-05 | 2015-01-20 | Via Telecom Inc. | Acquiring time synchronization and location information with a femtocell |
US8248923B2 (en) * | 2007-10-05 | 2012-08-21 | Via Telecom, Inc. | Automatic provisioning of admission policy for femtocell |
US8213391B2 (en) * | 2007-10-05 | 2012-07-03 | Via Telecom, Inc. | Time synchronization of femtocell |
US8223683B2 (en) * | 2007-10-05 | 2012-07-17 | VIA Telecom, Inc | Automatic provisioning of femtocell |
US8744493B2 (en) * | 2008-05-28 | 2014-06-03 | Via Telecom, Inc. | Localized silence area for mobile devices |
CN101610122B (en) * | 2009-07-03 | 2013-03-20 | 中兴通讯股份有限公司 | Parallel frame synchronous scrambling device and descrambling device thereof |
CN102263609B (en) * | 2010-05-31 | 2014-03-05 | 国际商业机器公司 | Frame boundary detection method, equipment thereof, decoding method and system thereof |
US8861452B2 (en) * | 2010-08-16 | 2014-10-14 | Qualcomm Incorporated | Method and apparatus for use of licensed spectrum for control channels in cognitive radio communications |
US9992758B2 (en) * | 2013-02-15 | 2018-06-05 | Nxp Usa, Inc. | Search method and apparatus for a communication system |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5987059A (en) * | 1996-07-12 | 1999-11-16 | General Electric Company | Method for Doppler-replica harmonic avoidance |
US5991330A (en) * | 1997-06-27 | 1999-11-23 | Telefonaktiebolaget L M Ericsson (Pub1) | Mobile Station synchronization within a spread spectrum communication systems |
US6144649A (en) | 1997-02-27 | 2000-11-07 | Motorola, Inc. | Method and apparatus for acquiring a pilot signal in a CDMA receiver |
US6480558B1 (en) * | 1999-03-17 | 2002-11-12 | Ericsson Inc. | Synchronization and cell search methods and apparatus for wireless communications |
US6571099B1 (en) * | 1998-10-26 | 2003-05-27 | Sk Telecom Co., Ltd. | Cell searching method in asynchronous wideband code division multiple access system |
US6744747B2 (en) * | 2001-08-22 | 2004-06-01 | Qualcomm, Incorporated | Method & apparatus for W-CDMA handoff searching |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6728203B2 (en) * | 2001-05-18 | 2004-04-27 | Telefonaktiebolaget L.M. Ericsson | Systems and methods for selecting a cell in a communications network |
-
2003
- 2003-02-27 US US10/376,191 patent/US7061966B2/en not_active Expired - Lifetime
-
2004
- 2004-02-25 EP EP04714684A patent/EP1599984B1/en not_active Expired - Lifetime
- 2004-02-25 RU RU2005130025/09A patent/RU2352076C2/en active
- 2004-02-25 KR KR1020057015911A patent/KR101061283B1/en active IP Right Grant
- 2004-02-25 WO PCT/US2004/006059 patent/WO2004077735A2/en active Application Filing
- 2004-02-25 CN CN200480004370A patent/CN100593931C/en not_active Expired - Lifetime
- 2004-02-25 JP JP2006503920A patent/JP4504351B2/en not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5987059A (en) * | 1996-07-12 | 1999-11-16 | General Electric Company | Method for Doppler-replica harmonic avoidance |
US6144649A (en) | 1997-02-27 | 2000-11-07 | Motorola, Inc. | Method and apparatus for acquiring a pilot signal in a CDMA receiver |
US5991330A (en) * | 1997-06-27 | 1999-11-23 | Telefonaktiebolaget L M Ericsson (Pub1) | Mobile Station synchronization within a spread spectrum communication systems |
US6571099B1 (en) * | 1998-10-26 | 2003-05-27 | Sk Telecom Co., Ltd. | Cell searching method in asynchronous wideband code division multiple access system |
US6480558B1 (en) * | 1999-03-17 | 2002-11-12 | Ericsson Inc. | Synchronization and cell search methods and apparatus for wireless communications |
US6744747B2 (en) * | 2001-08-22 | 2004-06-01 | Qualcomm, Incorporated | Method & apparatus for W-CDMA handoff searching |
Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060114812A1 (en) * | 2002-11-26 | 2006-06-01 | Kwang-Soon Kim | Method and apparatus for embodying and synchronizing downlink signal in mobile communication system and method for searching cell using the same |
US7430193B2 (en) * | 2002-11-26 | 2008-09-30 | Electronics And Telecommunications Research Institute | Method and apparatus for embodying and synchronizing downlink signal in mobile communication system and method for searching cell using the same |
US20060193305A1 (en) * | 2003-08-04 | 2006-08-31 | Litwin Louis R | Frame synchronization in a universal mobile telephone system receiver |
US7463618B2 (en) * | 2003-08-04 | 2008-12-09 | Thomson Licensing | Frame synchronization in a universal mobile telephone system receiver |
US20070064744A1 (en) * | 2005-08-16 | 2007-03-22 | Turgut Aytur | Frame synchronization |
US7778370B2 (en) | 2005-08-16 | 2010-08-17 | Realtek Semiconductor Corp. | Frame synchronization |
US7630445B1 (en) * | 2005-10-25 | 2009-12-08 | Magnolia Broadband Inc. | Establishing slot boundaries of slots of a diversity control feedback signal |
US20120170754A1 (en) * | 2007-07-13 | 2012-07-05 | Sierra Wireless | Method for detecting the scrambling of a radiocommunication network, and corresponding storage means and circuit |
US8565439B2 (en) * | 2007-07-13 | 2013-10-22 | Sierra Wireless | Method for detecting the scrambling of a radiocommunication network, and corresponding storage means and circuit |
US20090046702A1 (en) * | 2007-08-13 | 2009-02-19 | Qualcomm Incorporated | Secondary synchronization codebook for e-utran |
US8009701B2 (en) * | 2007-08-13 | 2011-08-30 | Qualcomm Incorporated | Secondary synchronization codebook for E-utran |
US9674802B2 (en) | 2007-08-13 | 2017-06-06 | Qualcomm Incorporated | Secondary synchronization codebook for E-UTRAN |
US9794901B2 (en) | 2007-08-13 | 2017-10-17 | Qualcomm Incorporated | Secondary synchronization codebook for E-UTRAN |
US10231199B2 (en) | 2007-08-13 | 2019-03-12 | Qualcomm Incorporated | Secondary synchronization codebook for E-UTRAN |
CN101692732B (en) * | 2009-10-22 | 2012-02-08 | 深圳市优网科技有限公司 | Method and device for distributing scrambling codes |
Also Published As
Publication number | Publication date |
---|---|
WO2004077735A3 (en) | 2005-04-14 |
US20040170221A1 (en) | 2004-09-02 |
EP1599984A4 (en) | 2010-02-17 |
KR101061283B1 (en) | 2011-08-31 |
JP4504351B2 (en) | 2010-07-14 |
CN100593931C (en) | 2010-03-10 |
RU2005130025A (en) | 2006-01-27 |
WO2004077735A2 (en) | 2004-09-10 |
RU2352076C2 (en) | 2009-04-10 |
CN1751490A (en) | 2006-03-22 |
EP1599984B1 (en) | 2012-09-05 |
KR20050105256A (en) | 2005-11-03 |
EP1599984A2 (en) | 2005-11-30 |
JP2006519561A (en) | 2006-08-24 |
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